Coin - WikipediaA coin is a small, flat, (usually) round piece of metal or plastic used primarily as a medium of exchange or legal tender They are standardized in weight, and produced in large quantities at a mint in order to facilitate trade They are most often issued by a government Coins are usually metal or alloy, or sometimes made of synthetic materials They are usually disc shaped

Aluminium - WikipediaAluminium or aluminum is a chemical element with symbol Al and atomic number 13 It is a silvery-white, soft, nonmagnetic and ductile metal in the boron group By mass, aluminium makes up about 8% of the Earth's crust; it is the third most abundant element after oxygen and silicon and the most abundant metal in the crust, though it is less common in the mantle below

Martha Stewart Living 1-gal. Silver Semi-Gloss Precious . . . The Martha Stewart Living 1-Gallon Semi-Gloss Precious Metals Specialty Finish features a latex formula that is suitable for indoor use The finish can be combined with glaze for faux finishing, dries to the touch in 4 hours and should be recoated after 1 day for best results